The US Presidency By jds Jan 20, 1789 Washington 1789-1797 Jan 20, 1797 John Adams 1797-1801 Jan 20, 1801 Jefferson 1801-1809 Mar 1, 1803 Ohio a state Ohio became the 16th state added to the USA on this date May 1, 1803 Lewis & Clark Expedition begins Jan 20, 1809 Madison 1809-1817 Jan 20, 1817 Monroe 1817-1825 Apr 16, 1861 Start of the Civil War
